Long-Term Observation of Patients With Closed Head Injuries and a 24 h Period of Unconsciousness

Author(s):  
O. Leitholf ◽  
E. Knecht
2012 ◽  
Vol 2012 ◽  
pp. 1-9 ◽  
Author(s):  
Michael Saulle ◽  
Brian D. Greenwald

Chronic traumatic encephalopathy (CTE) is a progressive neurodegenerative disease that is a long-term consequence of single or repetitive closed head injuries for which there is no treatment and no definitive pre-mortem diagnosis. It has been closely tied to athletes who participate in contact sports like boxing, American football, soccer, professional wrestling and hockey. Risk factors include head trauma, presence of ApoE3 or ApoE4 allele, military service, and old age. It is histologically identified by the presence of tau-immunoreactive NFTs and NTs with some cases having a TDP-43 proteinopathy or beta-amyloid plaques. It has an insidious clinical presentation that begins with cognitive and emotional disturbances and can progress to Parkinsonian symptoms. The exact mechanism for CTE has not been precisely defined however, research suggest it is due to an ongoing metabolic and immunologic cascade called immunoexcitiotoxicity. Prevention and education are currently the most compelling way to combat CTE and will be an emphasis of both physicians and athletes. Further research is needed to aid in pre-mortem diagnosis, therapies, and support for individuals and their families living with CTE.


Author(s):  
Sashi Kilaru ◽  
Jane Garb ◽  
Timothy Emhoff ◽  
Viriato Fiallo ◽  
Bruce Simon ◽  
...  

1992 ◽  
Author(s):  
Marc Marschark ◽  
Lynda Richtsmeier ◽  
Herbert Crovitz

2003 ◽  
Vol 22 (3) ◽  
pp. 559-576 ◽  
Author(s):  
Ashok R Asthagiri ◽  
Aaron S Dumont ◽  
Jonas M Sheehan

1990 ◽  
Vol 9 (2) ◽  
pp. 247-261 ◽  
Author(s):  
Lawrence B. Lehman ◽  
Steven J. Ravich

2019 ◽  
Vol 7 (2) ◽  
pp. 232596711982566 ◽  
Author(s):  
John S. Strickland ◽  
Marie Crandall ◽  
Grant R. Bevill

Background: Softball is a popular sport played through both competitive and recreational leagues. While head and facial injuries are a known problem occurring from games, little is known about the frequency or mechanisms by which they occur. Purpose: To analyze head/face injury diagnoses and to identify the mechanisms associated with such injuries. Study Design: Descriptive epidemiological study. Methods: A public database was used to query data related to head/facial injuries sustained in softball. Data including age, sex, race/ethnicity, injury diagnosis, affected body parts, disposition, incident location, and narrative descriptions were collected and analyzed. Results: A total of 3324 head and face injuries were documented in the database over the time span of 2013 to 2017, resulting in a nationwide weighted estimate of 121,802 head/face injuries occurring annually. The mean age of the players was 21.5 ± 14.4 years; 72.1% of injured players were female, while 27.9% were male. The most common injury diagnoses were closed head injuries (22.0%), contusions (18.7%), concussions (17.7%), lacerations (17.1%), and fractures (15.1%). The overwhelming majority of injuries involved being struck by a ball (74.3%), followed by colliding with another player (8.3%), colliding with the ground or a fixed object (5.0%), or being struck by a bat (2.8%). For those injuries caused by a struck-by-ball incident, most occurred from defensive play (83.7% were fielders struck by a hit or thrown ball) as opposed to offensive play (12.3% were players hit by a pitch or runners struck by a ball). Although helmet usage was poorly tracked in the database, female players (1.3%) were significantly more likely to have been wearing a helmet at the time of injury than were male players (0.2%) ( P = .002). Conclusion: The present study demonstrates that a large number of head and face injuries occur annually within the United States as a result of softball play. A variety of injuries were observed, with the majority involving defensive players being struck by the ball, which highlights the need for more focus on player safety by stronger adherence to protective headgear usage and player health monitoring.


1991 ◽  
Vol 17 (5) ◽  
pp. 407-414 ◽  
Author(s):  
D. A. CROOKS ◽  
C. L. SCHOLTZ ◽  
G. VOWLES ◽  
S. GREENWALD ◽  
S. EVANS

1987 ◽  
Vol 8 (2) ◽  
pp. 91-96 ◽  
Author(s):  
Peggyann Nowak ◽  
Arnold M. Cohn ◽  
Mary Ann Guidice

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